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51. | ancient ceramics |
| 古代陶瓷 |
|
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52. | Ancient Sites |
| 古遗址 |
|
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| |
53. | ancient chronometry |
| 古代计时 |
|
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54. | ancient elephant |
| 古大象 |
|
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55. | ancient Books |
| 古籍 |
|
|
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56. | ancient astronomy |
| 古代天文学 |
|
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| |
57. | ancient poetry |
| 古诗集 |
|
|
| |
58. | ancient contourite |
| 古等深积岩 |
|
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59. | ancient culture |
| 古代文化 |
|
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60. | ancient sediments |
| 古代沉积物 |
|
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